ASN logo
ASN Wikibase Occurrence # 34627
Last updated: 28 April 2019
This information is added by users of ASN. Neither ASN nor the Flight Safety Foundation are responsible for the completeness or correctness of this information. If you feel this information is incomplete or incorrect, you can submit corrected information.

Date:13-JAN-1987
Time:07:15
Type:Silhouette image of generic C210 model; specific model in this crash may look slightly different
Cessna T210M
Owner/operator:private
Registration: N112DW
C/n / msn: 21061978
Fatalities:Fatalities: 1 / Occupants: 1
Other fatalities:0
Aircraft damage: Written off (damaged beyond repair)
Category:Accident
Location:Pacoima, CA -   United States of America
Phase: En route
Nature:Private
Departure airport:(WHP)
Destination airport:Lancaster, CA (WJE)
Investigating agency: NTSB
Narrative:
DURING INITIAL CLIMB AFTER TAKEOFF THE AIRCRAFT EXPERIENCED A COMPLETE LOSS OF POWER. THE PILOT ATTEMPTED TO RETURN TO THE AIRPORT AND COLLIDED WITH A LARGE WAREHOUSE. THE AIRFRAME WAS TOTALLY CONSUMED IN THE POST CRASH FIRE. EXAMINATION OF THE ENGINE REVEALED THE SPARK PLUGS WERE EXCESSIVELY WORN WITH ELECTRODE GAPS MEASURED AT GREATER THAN .025 INCHES. MAXIMUM SERVICEABLE GAP FOR THE PLUGS IS .021 INCHES, WITH THE MOST DESIRED GAP RANGE FROM .016 TO .019. THE MAINTENANCERECORDS NOTED THAT THE LAST TIME NEW PLUGS WERE INSTALLED WAS IN NOVEMBER OF 1982, 493 HOURS PRIOR TO THE ACCIDENT. THE PLUGS WERE RECONDITIONED IN JULY OF 1984, 392 HOURS PRIOR TO THE ACCIDENT. THE PLUG MANUFACTURER INDICATES THAT GAPS IN EXCESS OF .025 REQUIRE EXCESSIVE VOLTAGE TO FIRE UNDER CYLINDER TEMPERATURE AND PRESSURE CONDITIONS AT TAKEOFF POWER. CAUSE:

Sources:

NTSB: https://www.ntsb.gov/ntsb/brief.asp?ev_id=20001213X30084


Revision history:

Date/timeContributorUpdates
24-Oct-2008 10:30 ASN archive Added

Corrections or additions? ... Edit this accident description